tretinoin(redirected from Retin A)
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Related to Retin A: tretinoin
An isomer of retinoic acid used topically to treat acne and to mitigate fine facial wrinkling and orally to treat one form of leukemia.
(Pharmacology) pharmacol a synthetic form of vitamin A used as a drug to treat certain skin conditions and a type of leukemia
tre•tin•o•in(trəˈtɪn oʊ ɪn)
a drug chemically related to vitamin A, used as a topical ointment to treat skin disorders, esp. acne.